-Stir fry the garlic in butter for a minute. Add the onions and fry till they turn translucent.-Throw in the mushrooms and chicken. Stir fry until the mushrooms are soft.-Add the tomato puree, stock, Worcestershire sauce, thyme and heat through. Pour more stock if needed.-Add the rice noodles and cook for 5 minutes or until done. Season with salt and pepper.